CT40-16
High-current triac with 1600V rating and 40A capability for high-power AC switching applications.
Product Overview
Description
The CT40-16 delivers 1600V 40A capability for high-power AC switching and phase control. The standard gate sensitivity provides reliable triggering with simple drive circuits.
The TO-220 package with enhanced thermal design handles higher currents while maintaining cost-effectiveness. High surge current capability (400A) ensures reliable operation under overload conditions.
Designed for high-power heater control, large motor speed control, and industrial AC switching requiring 1600V blocking capability.
Product Series
CT
Primary Application
High-power heater control
Key Features
- 1600V 40A high-current triac
- Reliable four-quadrant triggering
- High surge current rating
- Cost-effective package
- Rugged construction
- Industrial grade reliability
- Easy to drive and mount
Specifications
| Voltage Rating | 1600V |
|---|---|
| Current Rating | 40A RMS |
| Gate Trigger Current | 50mA max |
| Holding Current | 60mA max |
| Surge Current | 400A (1/2 cycle) |
| dv/dt Rating | 500V/μs min |
| Package Type | TO-220 |
| Commutation | Standard |
Applications
High-power heater control
Industrial automation and control
Large AC motor speed control
Motor drive and control systems
Industrial lighting control
Industrial automation and control
Power distribution switching
Electronic system design
Commercial appliance control
Industrial automation and control
FAE Expert Insights
"The CT40-16 is my choice for high-power AC switching. The 40A rating handles up to 10kW at 240V - excellent for large heaters and industrial equipment. The 1600V rating provides good margin for industrial environments. I've used these in commercial oven controls, large fan speed controllers, and industrial lighting systems. Gate drive is straightforward with standard optocouplers. At 35A continuous, thermal management is important - use good heatsinking. The device commutes reliably with proper snubber design for inductive loads. For resistive heating loads, this triac provides excellent value and reliability."
High-current 40A triac for industrial AC power control
— David Liu, BeiLuo